ORDER LONGIPENNES. 37 



Nova Zembla; winters from southern Greenland south to Long Island; 

 casual on the Great Lakes; accidental in Nebraska and Maryland; 

 in Europe south to the British Isles, Scandinavia, and Baltic Sea. 



Larus glaucescens Naumann. Glaucous-winged Gull. [44.] 



Lotus glaucescens Naumann, Naturg. Vogel Deutschl., X, 1840, 351. 

 (North America.) 



Range. — Coasts of the North Pacific," Bering Sea, and adjacent 

 Arctic Ocean. Breeds from Kotzebue Sound south to Washington, 

 and in Kamchatka and Commander Islands; winters from Aleutian 

 Islands south to Lower California, Hawaii (casually), and northern 

 Japan. 



Larus kumlieni Brewster. Kumlien's Gull. [45.] 



Larus kumlieni Brewster, Bull. Nuttall Om. Club, VIII, 1883, 216. 

 (Cumberland Sound, Arctic America.) 



Range. — North Atlantic coast of North America, breeding in 

 Cumberland Sound; south in winter to New York and Connecticut. 



Larus nglsoni Henshaw. Nelson's Gull. [46.] 



Larus nelsoni Henshaw, Auk, I, July, 1884, 250. (St. Michael, Alaska.) 



Range. — Known from Point Barrow, Bering Strait, St. Michael, 

 Alaska, and San Geronimo Island, Lower California. 



Larus marinus Linn^us. Great Black-backed Gull. [47.] 



Larus marinus Linnaeus, Syst. Nat., ed. 10, I, 1758, 136. (Southern 

 Sweden.) 



Range. — Coasts of the North Atlantic. Breeds from North Devon 

 Island and central Greenland south to Nova Scotia and to latitude 

 50° on European coasts; winters from southern Greenland south to 

 the Great Lakes and Delaware Bay (casually to Florida) and the 

 Canaries; accidental in Bermuda. 



Larus schistisagus Stejneger. Slaty-backed Gull. [48.] 



Larus schistisagus Stejneger, Auk, I, July, 1884, 231. (Bering Island.) 



